Nutritional problems in gastrointestinal diseases.
D004750:Enteral Nutrition; D005260:Female; D005767:Gastrointestinal Diseases / Q000150:complications / Q000178:diet therapy* / Q000628:therapy; D006801:Humans; D008297:Male; D009748:Nutrition Disorders / Q000209:etiology / Q000517:prevention & control; D009747:Nutritional Physiological Phenomena; D010288:Parenteral Nutrition